Home / 195,029.30-292,313.55-82,709.30

Finding the Fourth Proportional to 195,029.30, 292,313.55 and 82,709.30

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Solution

The fourth proportional to 195,029.30, 292,313.55 and 82,709.30 is: 123,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,029.30 : 292,313.55 = 82,709.30 : x
  2. Step 2: Convert to fraction form
    195,029.30/292,313.55 = 82,709.30/x
  3. Step 3: Cross multiply
    195,029.30x = 292,313.55 × 82,709.30
  4. Step 4: Simplify right side
    195,029.30x = 24,177,049,101.02
  5. Step 5: Solve for x
    x = 24,177,049,101.02/195,029.30
  6. Step 6: Final answer
    x = 123,966.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.